ML25192A251
| ML25192A251 | |
| Person / Time | |
|---|---|
| Site: | Palo Verde  |
| Issue date: | 07/11/2025 |
| From: | Dilorenzo M Arizona Public Service Co |
| To: | Office of Nuclear Reactor Regulation, Document Control Desk |
| References | |
| 102-08965-MDD/CIS | |
| Download: ML25192A251 (1) | |
Text
Dilorenzo, Michael D(Z99838)
Digitally signed by Dilorenzo, Michael D(Z99838)
Date: 2025.07.11 13:35:09
-07'00'
ENCLOSURE Unit 1 Twenty-fifth Refueling Outage Owners Activity Report Report 1R25
PV-E0796 Ver. 2 FORM OAR-1 OWNERS ACTIVITY REPORT Report Number: ________________________________________________________________________________________________
Plant: ___________________________________________________________________________________________________________
Unit No.: ___________
Commercial service date: ___________________
Refueling Outage No.: ___________________
(if applicable)
Current inspection interval ______________________________________________________________________________________
(1st, 2nd, 3rd, 4th, other)
Current inspection period _______________________________________________________________________________________
(1st, 2nd, 3rd)
Edition and Addenda of Section XI applicable to the inspection plans ____________________________________________
Date and revision of inspection plans ___________________________________________________________________________
Edition and Addenda of Section XI applicable to repair/replacement activities, if different than the inspection plans ____________________________________________________________________________
Code Cases used for inspection and evaluation:
(if applicable)
CERTIFICATE OF CONFORMANCE I certify that (a) the statements made in this report are correct; (b) the examinations and tests meet the Inspection Plan as required by the ASME Code,Section XI; and (c) the repair/replacement activities and evaluations supporting the completion of
_______________ conform to the requirements of Section XI.
(refueling outage number)
Signed _________________________________________________________
Date: _____________________________________
CERTIFICATE OF INSERVICE INSPECTION I, the undersigned, holding a valid commission issued by the National Board of Boiler and Pressure Vessel Inspectors and employed by _____________________________ of _______________________________ have inspected the items described in this Owners Activity Report, and state that, to the best of my knowledge and belief, the Owner has performed all activities represented by this report in accordance with the requirements of Section XI.
By signing this certificate neither the Inspector nor his employer makes any warranty, expressed or implied, concerning the repair/replacement activities and evaluation described in this report. Furthermore, neither the Inspector nor his employer shall be liable in any manner for any personal injury or property damage or a loss of any kind arising from or connected with this inspection.
Commissions ____________________________________________________
(Inspectors Signature)
National Board, State, Province, and Endorsements Date: _____________________________________
- The Hartford Steam Boiler Inspection and Insurance Co.
1R25 Palo Verde Generating Station, 5801 S. Wintersburg Road, Tonopah, Arizona 85354-7529 1
Jan 28, 1986 25 IWB, IWC, IWD, IWF = 4th
/
IWE = 3rd
/
IWL = 3rd
/
S.P.T. = 4th IWB, IWC, IWD, IWF = 2nd
/
IWE = 2nd
/
IWL = 1st
/
S.P.T. = 2nd 2013 Edition (IWE = 2007 Ed., '08 Ad.)
ISI=11/21/24 R2, SPT=6/21/18 R0, IWE=10/3/18 R0, IWL=1/31/25 R1 2013 Edition N-638-10, N-716-1, N-722-1, N-729-6, N-770-7 1R25 Stanistreet, Eric (Z18113)
Digitally signed by Stanistreet, Eric (Z18113)
Date: 2025.06.11 15:18:13
-07'00' Jun 11, 2025 Hartford, Connecticut
- Hogstrom, Robert (YH2450)
Digitally signed by Hogstrom, Robert (YH2450)
Date: 2025.06.11 15:25:39
-07'00' N.B. 9685 "C, I, N, R" Jun 11, 2025
Table 1 Items with Flaws or Relevant Conditions That Required Evaluation for Continued Service Examination Category and Item Number Item Description Evaluation Description None None None
Table 2 Abstract of 1R25 Repair/Replacement Activities Required for Continued Service Code Class Component ID Description of Work Date Complete Repair/Replacement Plan Number 2
1SI174H011 Replace sway strut and fasteners that failed ISI inspection under Visual Examination Report 25-395.
5/1/2025 5128492 Task 0 3
1PSPAL065 Spools 1, 7 DG HT EXCH DGAE01 TO SPRAY POND TRAIN A Weld repair pipe spools 3/1/2024 5493066 Task 6 3
1PSPAL080 Spool 15 ESP SPAP01 TO DG HT EXCH DGA-E01 Weld repair pipe spools 3/1/2024 5493066 task 6 3
1PSPAL098 Spools 3, 4 ESS SPRAY POND SPAP01 TO JACKET WTR HT EXCH Base metal repair of piping.
3/1/2024 5493066 Task 6 3
1PSPAL099 Spools 1, 2 ESS SPRAY POND SPAP01 TO AIR AFTER HT EXCH Base metal repair of piping.
3/1/2024 5493066 Task 6 3
1PSPAL100 Spool 1 JACKET WTR HT EXCH TO SPRAY POND TRAIN A Base metal repair of piping 3/1/2024 5493066 Task 6 3
1PSPAL101 Spool 1 AIR AFTERCORS HT EXCH TO SPRAY POND TRAIN A Base metal repair of piping 3/1/2024 5493066 Task 6 3
1MDGAE01A/B EDG INTERCOOLER CROSS CONNECT SPOOLS (5, 6, 7, and 8)
Weld repair of corroded areas 2/29/2024 5493069 Task 0 3
1MDGAE05 JACKET WATER COOLER Weld repair of corroded areas 2/29/2024 5493069 Task 0 3
1MDGAE04 LUBE OIL COOLER Weld repair of corroded areas 2/29/2024 5493069 Task 0 3
1MDGAE01A DG A AIR INTERCOOLER A Weld repair of corroded areas 2/29/2024 5493069 Task 0 3
1MDGAE01B DG A AIR INTERCOOLER B Weld repair of corroded areas 2/29/2024 5493069 Task 0 3
00142952, 00142953, 00142954, 00142955 Perform base metal repair to 1B DG intercooler cross under spools 9/27/2024 5512277 Task 0
Table 2 Abstract of 1R25 Repair/Replacement Activities Required for Continued Service Code Class Component ID Description of Work Date Complete Repair/Replacement Plan Number 3
1MDGBE01A Unit 1 DGB - Weld repair the heat exchangers 9/27/2024 5543487 Task 0 3
1MDGBE01B Unit 1 DGB - Weld repair the heat exchangers 9/27/2024 5543487 Task 0 3
1MDGBE05 Unit 1 DGB - Weld repair the heat exchangers 9/27/2024 5543487 Task 0 3
1MDGBE04 Unit 1 DGB - Weld repair the heat exchangers 9/27/2024 5543487 Task 0 3
1PSPBL106 Spool 001 & 004 Weld repair pipe spools 9/27/2024 5544931 Task 6 3
1PSPBL104 Spool 3 Base Metal/ Weld Metal repair 9/27/2024 5544931 Task 6 3
1PSPBL107 Spool 1 Weld repair pipe spools 9/27/2024 5544931 Task 6 3
1PSPBL105 Spool 001 & 002 Weld repair pipe spools 9/27/2024 5544931 Task 6 3
1PSPBL105 Spool 001 & 002 Section XI VT-2 Pressure Test for repairs performed under Task 6.
9/27/2024 5544931 Task 8 3
1PSPBL106 Spool 001 & 004 Section XI VT-2 Pressure Test for repairs performed under Task 6.
9/27/2024 5544931 Task 8 1
1RC017H042 Double bolt pipe clamp load bolt and nuts, also clamp bolts and nuts being replaced due to existing fasteners were unable to be loosened and removed.
5/3/2025 5580913 Task 2 3
1MEWBE01 Perform base material repairs to the heat exchanger 4/25/2025 5591895 Task 1
Table 2 Abstract of 1R25 Repair/Replacement Activities Required for Continued Service Code Class Component ID Description of Work Date Complete Repair/Replacement Plan Number 1
1MRCEE01B Install Westinghouse mechanical tube plugs in Steam Generator 1MRCEE01B "Hot Leg" per disposition and evaluation performed under DEC-00324.
4/22/2025 5599382 Task 0 1
1MRCEE01B Install Westinghouse mechanical plugs in Steam Generator 1MRCEE01B "COLD" leg per disposition and evaluation performed under DEC-00324.
4/22/2025 5599383 Task 0 1
1MRCEE01A Install Westinghouse mechanical tube plugs in steam generator 1MRCEE01A "COLD" leg per disposition and evaluation performed under DEC-00324.
4/22/2025 5599384 Task 0 1
1MRCEE01A Install Westing house mechanical plugs in steam generator 1MRCEE01A Hot leg per disposition and evaluation performed under DEC-00324.
4/22/2025 5599385 Task 0 2
1SG042H011 Replace failed constant spring support.
CR 25-03392 Eval 25-03392-005 5/3/2025 5710188 Task 0 2
1PSIEL210 Shorten line SIE-L210 per DEC 25-03604-002 and EDC 2025-00136.
5/8/2025 5711606 Task 0 2
1SI210H00C Replace Item 72. A crack that propagates through anchor strap was found during walk down and documented in EC 25-03604-002.
4/28/2025 5711606 Task 0